Chemistry, 25.04.2021 21:50 reagriffis24
If you burn 53.0g of hydrogen and produce 474g of water, how much oxygen reacted?
Answers: 3
Chemistry, 22.06.2019 10:50
How many liters of oxygen gas, at standard temperature and pressure, will react with 35.8 grams of iron metal? 4 fe (s) + 3 o₂ (g) → 2 fe₂o₃ (s)
Answers: 2
Chemistry, 22.06.2019 12:00
Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~
Answers: 1
Chemistry, 22.06.2019 16:50
Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.
Answers: 1
Chemistry, 23.06.2019 00:00
Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3
Answers: 3
If you burn 53.0g of hydrogen and produce 474g of water, how much oxygen reacted?...
Business, 20.04.2021 04:10
Health, 20.04.2021 04:10
Mathematics, 20.04.2021 04:10
Mathematics, 20.04.2021 04:10
Mathematics, 20.04.2021 04:10
Mathematics, 20.04.2021 04:10